RC-505mkII Loop Station

Boss RC-505mkII Loop Station power requirements

• 9V DC · polarity not stated · draws 1000mA

  digital · from the maker

  “Power Supply AC adaptor Current Draw 1.0 A (with phantom power) 0.9 A (without phantom power)” source

  Voltage: “PSB-1U … 50Hz/60Hz DC9.0V 2.0A 18W” source

  Checked 2026-10-14

Size

420 × 234 × 67 mm (16.54 × 9.21 × 2.64 in)

Width × depth × height, from the manufacturer.

Power supplies that can run it

None of the supplies we know has an output that can run it.